Date:2011-09-25 15:48:22 (12 years 6 months ago)
Author:Werner Almesberger
Commit:5bf9ae002fd9bb721c4705191de91474b3f19862
Message:m1/perf/eval.pl: warn if an instruction reads and writes from the same register

Files: m1/perf/eval.pl (1 diff)

Change Details

m1/perf/eval.pl
4949    $reg{$a} = 1 if $nregs && defined $a;
5050    $reg{$b} = 1 if $nregs && defined $b;
5151
52    print STDERR "$i: concurrent read/write on $a (A)\n"
53        if defined $d && $a eq $d;
54    print STDERR "$i: concurrent read/write on $b (B)\n"
55        if defined $d && $b eq $d;
56
5257    $a = $reg{$a} if defined $reg{$a};
5358    $b = $reg{$b} if defined $reg{$b};
5459

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